Implements ECMA-262, the EcmaScript standard.
Follows Sun's Java Server Pages (JSP) 0.92.
Implements XML 1.0 and DOM level 1.
Implements XPath and XSLT 1.0.
Pools database connections and provides JDBC to JavaScript.
Compiles scripts directly to JVM bytecodes.
Implements JavaScript 1.3 features.
Extends regular expressions with Perl 5 syntax.
Eases text generation with interpolated and multiline strings.
Wraps Java classes with custom marshalling classes, extending the power of beans while avoiding the overhead of reflection calls.
Supports robust error recovery with Java-compatible exceptions.
Supports multithreaded applications, like JSP, with Java synchronization.
Encourages script libraries with import and a SCRIPTPATH.
Encourages encapsulation and code reuse with classes.
Exposes web variables through the Servlet interface.
Written entirely in Java.